Home / 44,085.36-66,131.84-12,495.76

Finding the Fourth Proportional to 44,085.36, 66,131.84 and 12,495.76

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Solution

The fourth proportional to 44,085.36, 66,131.84 and 12,495.76 is: 18,744.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,085.36 : 66,131.84 = 12,495.76 : x
  2. Step 2: Convert to fraction form
    44,085.36/66,131.84 = 12,495.76/x
  3. Step 3: Cross multiply
    44,085.36x = 66,131.84 × 12,495.76
  4. Step 4: Simplify right side
    44,085.36x = 826,367,601.00
  5. Step 5: Solve for x
    x = 826,367,601.00/44,085.36
  6. Step 6: Final answer
    x = 18,744.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.